import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: Administrator
 * Date: 2023-01-10
 * Time: 下午 21:01
 */
@WebServlet("/index")
public class IndexServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        HttpSession session = req.getSession(false);

        if(session == null) {
            resp.sendRedirect("login.html");
            return;
        }

        String username = (String) session.getAttribute("username");
        resp.setContentType("text/html;charset=utf8");
        resp.getWriter().write("当前的用户名为:" + username);
    }
}
